October weather forecast
Shell, WY

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Weather in October

October, like September, in Shell, Wyoming, is an icy autumn month, with temperature in the range of an average high of 41.4°F (5.2°C) and an average low of 26.4°F (-3.1°C).

Temperature

In October, the average high-temperature decreases considerably from a mild 59.7°F (15.4°C) in September to a wintry 41.4°F (5.2°C). Shell, during October, witnesses an average low-temperature of 26.4°F (-3.1°C).

Humidity

In Shell, the average relative humidity in October is 68%.

Rainfall

In Shell, in October, during 4.3 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. Throughout the year, there are 94.3 rainfall days, and 19.13" (486mm) of precipitation is accumulated.

Snowfall

January through June, August through December are months with snowfall. In Shell, during October, snow falls for 10 days and regularly aggregates up to 9.69" (246mm) of snow. In Shell, Wyoming, during the entire year, snow falls for 113.3 days and aggregates up to 89.02" (2261mm) of snow.

Daylight

In October, the average length of the day is 10h and 58min.
On the first day of October, sunrise is at 7:09 am and sunset at 6:51 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 6:01 pm MDT.

Sunshine

The average sunshine in October is 6.3h.

UV index

The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 2 during October morphs into the following directions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is October?

The average high-temperature, in October, in Shell, is 41.4°F (5.2°C), while the average low-temperature is 26.4°F (-3.1°C).

What is the average humidity in October?

In Shell, the average relative humidity in October is 68%.

How many days does it rain in October?

In October, the rain falls for 4.3 days. Throughout October, 1.38" (35mm) of precipitation is accumulated.

How much does it snow in October?

In Shell, in October, during 10 snowfall days, 9.69" (246mm) of snow is typically accumulated.

How many hours of daylight does Shell have in October?

In Shell, the average day length in October is 10h and 58min.

When are sunrise and sunset in October?

On the first day of October, sunrise is at 7:09 am and sunset at 6:51 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 6:01 pm MDT.

How many hours of sunshine does Shell have in October?

In Shell, the average sunshine duration in October is 6.3h.

What is the month with the lowest UV index?

The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 2.

How high is the UV index in October?

In Shell, the average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a low health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Shell, WY

Average temperature in October - Shell, WY
  • Average high temperature in October: 41.4°F

The warmest month (with the highest average high temperature) is July (69.4°F).
The month with the lowest average high temperature is December (20.8°F).

  • Average low temperature in October: 26.4°F

The month with the highest average low temperature is July (48.7°F).
The coldest month (with the lowest average low temperature) is December (2.3°F).

Average pressure in October
Shell, WY

Average pressure in October - Shell, WY
  • Average pressure in October: 30"Hg

The months with the highest atmospheric pressure are January and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in October
Shell, WY

Average wind speed in October - Shell, WY
  • Average wind speed in October: 6mph

The windiest month (with the highest average wind speed) is June (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in October
Shell, WY

Average humidity in October - Shell, WY
  • Average humidity in October: 68%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (51%).

Average rainfall in October
Shell, WY

Average rainfall in October - Shell, WY
  • Average rainfall in October: 1.38"

The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is December (0.75").

Average rainfall days in October
Shell, WY

Average rainfall days in October - Shell, WY
  • Average rainfall days in October: 4.3 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is November (2.3 days).

Average snowfall in October
Shell, WY

Average snowfall in October - Shell, WY
  • Average snowfall in October: 9.69"

The month with the highest snowfall is May (19.33").
The month with the least snowfall is July (0").

Average snowfall days in October
Shell, WY

Average snowfall days in October - Shell, WY
  • Average snowfall days in October: 10 days

The month with the highest number of snowfall days is January (15.8 days).
The month with the least snowfall days is July (0 days).

Average daylight in October /
Average sunshine in October
Shell, WY

Average daylight in October / Average sunshine in October - Shell, WY
  • Average daylight in October: 11h and 0min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in October: 6h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in October
Shell, WY

Average sunshine days in October - Shell, WY
  • Average sunshine days in October: 17.8 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (8.6 days).

Average UV index in October
Shell, WY

Average UV index in October - Shell, WY
  • Average UV index in October: 2

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

Average cloud cover in October
Shell, WY

Average cloud cover in October - Shell, WY
  • Average cloud cover in October: 32

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 16).

Average visibility in October
Shell, WY

Average visibility in October - Shell, WY
  • Average visibility in October: 6mi

The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (4mi).

Shell, Wyoming, USA

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